425524531 has 8 divisors (see below), whose sum is σ = 439251120. Its totient is φ = 411915168.

The previous prime is 425524469. The next prime is 425524537. The reversal of 425524531 is 135425524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425524531 - 2¹¹ = 425522483 is a prime.

It is a super-2 number, since 2×425524531² = 362142252965539922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425524493 and 425524502.

It is not an unprimeable number, because it can be changed into a prime (425524537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21901 + ... + 36478.

It is an arithmetic number, because the mean of its divisors is an integer number (54906390).

Almost surely, 2^425524531 is an apocalyptic number.

425524531 is a deficient number, since it is larger than the sum of its proper divisors (13726589).

425524531 is a wasteful number, since it uses less digits than its factorization.

425524531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58613.

The product of its digits is 24000, while the sum is 31.

The square root of 425524531 is about 20628.2459506377. The cubic root of 425524531 is about 752.1564785612.

The spelling of 425524531 in words is "four hundred twenty-five million, five hundred twenty-four thousand, five hundred thirty-one".